in all of 2012, the tsa found more than 215 guns. that number has more than doubled in the past eight years. >>> the tsa or transportation security association is part of homeland security. it was created to secure transportation systems. there are 3,000 tsa agents working all across the country. we'll get a live update from lax and the data of thousands of passengers still stranded there. and at 10:45 the front lines of airline security in the area. tsa agents without weapons to protect themselves or passengers. >>> new at 10:00, police in oakland arrested a man following a brief break. it happened this morning when officers responded to reports of a man who appeared to have a weapon near second street. police say they chased the man into a field near laney college where they were able to take him into custody without incident. officers say they did recover a weapon but at this hour, investigators still have not confirmed if it's a real gun or a replica. >>> there are new developments tonight in the case of a santa rosa teenager. th